-1/2m > -7

2 answers

-1/2m > -7

m > -7 / (-1/2)

m > -7 * -2

m > 14
oops

-1/2 m > -7
m < -7 / (-1/2)
m < 14

multiplying/dividing by a negative number changes the direction of the inequality

check: -1/2 (10) = -5 > -7